Compare · Quantum computers
Willow vs Ankaa-3
RANKED BY PHYSICAL QUBITS ON AN OPERATIONAL SYSTEM
#8 VS #10
CHECKED 06 SEPT 2026
Side by side
Verdict
Willow ranks #8 of 16 on Physical qubits on an operational system (105); Ankaa-3 ranks #10 (84).
Rank 08 of 16 · leads
Physical qubits on an operational system
105
MakerGoogle Quantum AI
Date2024
Verified04 Sept 2026
Evidence
Google Willow announcement and spec sheet: 105 qubits. Spec sheet 2Q gate error 0.33% +/- 0.18% (CZ, chip 1) and 0.14% +/- 0.052% (iswap-like, chip 2).Rank 10 of 16
Physical qubits on an operational system
84
MakerRigetti
Date2024
Verified04 Sept 2026
Evidence
Rigetti What we build page: Ankaa-3 deployed 20 December 2024, 84 qubits, two-qubit gate fidelity 99.0% (ISWAP). Still listed as an operational system alongside Cepheus.Try another pair
Source Vendor product pages and official announcements (Atom Computing AC1000, QuEra Gemini and Aquila, IBM Quantum hardware, Pasqal Orion Gamma…
Last checked 06 Sept 2026